| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 77 | 1.776,74 | 23,07 | 3 |
| 2008 | 128 | 3.401,54 | 26,57 | 1 |
| 2009 | 458 | 11.013,47 | 24,05 | 3 |
| 2010 | 207 | 5.372,91 | 25,96 | 3 |
| 2011 | 93 | 1.692,42 | 18,20 | 3 |
| 2012 | 112 | 2.108,92 | 18,83 | 6 |
| 2013 | 143 | 2.441,46 | 17,07 | 4 |
| 2014 | 695 | 18.213,60 | 26,21 | 8 |
| 2015 | 908 | 23.823,37 | 26,24 | 9 |
| 2016 | 870 | 21.838,09 | 25,10 | 6 |
| 2017 | 456 | 11.225,06 | 24,62 | 7 |
| 2018 | 335 | 7.928,36 | 23,67 | 9 |
| 2019 | 1.111 | 27.236,31 | 24,52 | 12 |
| 2020 | 1.040 | 27.119,13 | 26,08 | 13 |
| 2021 | 822 | 20.081,67 | 24,43 | 14 |
| 2022 | 1.282 | 31.994,03 | 24,96 | 11 |
| 2023 | 1.404 | 32.559,66 | 23,19 | 15 |
| 2024 | 1.487 | 35.170,50 | 23,65 | 16 |
| totale | 11.628 | 284.997,24 | 24,51 | 143 |